57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
/* Coordinate ELF library and application versions.
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Copyright (C) 1998, 1999, 2000, 2002 Red Hat, Inc.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 1998.
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This program is Open Source software; you can redistribute it and/or
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modify it under the terms of the Open Software License version 1.0 as
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published by the Open Source Initiative.
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You should have received a copy of the Open Software License along
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with this program; if not, you may obtain a copy of the Open Software
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License version 1.0 from http://www.opensource.org/licenses/osl.php or
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by writing the Open Source Initiative c/o Lawrence Rosen, Esq.,
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3001 King Ranch Road, Ukiah, CA 95482. */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <libelfP.h>
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/* Is the version initialized? */
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int __libelf_version_initialized;
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/* Currently selected version. */
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unsigned int __libelf_version = EV_CURRENT;
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/*@-mods@*/
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unsigned int
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elf_version (unsigned int version)
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{
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if (version == EV_NONE)
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return __libelf_version;
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if (likely (version < EV_NUM))
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{
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/* Phew, we know this version. */
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unsigned int last_version = __libelf_version;
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/* Store the new version. */
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__libelf_version = version;
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/* Signal that the version is now initialized. */
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__libelf_version_initialized = 1;
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/* And return the last version. */
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return last_version;
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}
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/* We cannot handle this version. */
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__libelf_seterrno (ELF_E_UNKNOWN_VERSION);
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return EV_NONE;
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}
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/*@=mods@*/
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INTDEF(elf_version)
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